New England Journal of Medicine
September 27, 2012  Vol. 367 No. 13
http://content.nejm.org/current.shtml

Review Article
Current Concepts: Hepatitis E
J.H. Hoofnagle, K.E. Nelson, and R.H. Purcell

Hepatitis E may be the most common cause of acute hepatitis in the world, occurring primarily in developing countries but increasingly recognized in developed countries. It can have striking clinical manifestations, including acute-on-chronic liver failure and neurologic complications